2002-2012 DL1000 V-Strom Smart Performance Timing Retard Eliminator S-TRE A-TRE

Suzuki S-TRE (Smart timing retard eliminator). How the Smart Timing Retard Eliminator works. DL1000 (V-Strom) - 2002 > 2012. S-TRE stands for "Smart Timing Retard Eliminator". When we speak of timing, we are referring to at what point the ignition spark occurs, relative to the position of the piston.